Contents
HELENOS V
Contents
Page
1 Safety Instructions and Related Symbols............................................................................ 1
1.1 Basic Safety Measures for Normal Operation ................................................................. 2
1.2 Basic Safety Measures for Servicing and Maintenance .................................................. 2
1.3 Before Putting an Installation into Service after Maintenance and Repair Works .......... 3
2 General ................................................................................................................................... 4
3 Functions ................................................................................................................................ 5
4 Mode of Operation ................................................................................................................ 8
5 Further information .............................................................................................................. 9
6 Block Diagram of the Digital Governor HELENOS ........................................................ 10
7 Sensors .................................................................................................................................. 11
7.1 Overview ....................................................................................................................... 11
7.2 Magnetic Pickup IA ... ................................................................................................... 12
7.2.1 Technical Datas ...................................................................................................... 12
7.2.2 Installation ............................................................................................................. 12
7.2.3 Tooth Profile .......................................................................................................... 13
7.2.4 Clearance for IA 02 - 76 up to IA 13 - 102 ............................................................ 13
7.2.5 Clearance for IA 22 - 76 and IA 23 - 102 .............................................................. 13
7.2.6 Mounting Measurements ....................................................................................... 14
7.2.7 Redundant Speed Signal ........................................................................................ 14
7.3 Cooling Medium Temperature Sensor TS 01 - 28 - PT 1000 ....................................... 15
7.4 Pressure Sensors ............................................................................................................ 16
7.4.1 Oil Pressure Sensor ................................................................................................ 16
7.4.2 Boost Pressure Sensors .......................................................................................... 17
7.4.2.1 Boost Pressure Sensor with Plug ................................................................... 17
7.4.2.2 Boost Pressure Sensor with Housing and Terminal Strip .............................. 18
8 Speed Setpoint Adjusters .................................................................................................... 19
8.1 Setpoint Potentiometer SW 01 - 1 - b (1 turn) ............................................................... 19
8.2 Setpoint Potentiometer SW 02 - 10 - b (10- turn) ......................................................... 19
8.3 Setpoint Value Adjustment by Current Signal .............................................................. 20
8.4 Digital Presetting of Setpoint Values ............................................................................ 20
8.5 Setpoint Value Adjustment by Pedal ............................................................................. 20
8.6 Pneumatic Setpoint Adjusters ........................................................................................ 20